/*=========================================================================

  Library:   HMP

  Copyright (c) Kitware Inc.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0.txt

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

=========================================================================*/

#ifndef __AbstractObjectFactory_tpp
#define __AbstractObjectFactory_tpp

// HMP includes
#include "AbstractObjectFactory.h"

// QT includes
#include <QDebug>

//----------------------------------------------------------------------------
// FactoryObjectItem methods

//----------------------------------------------------------------------------
template<typename BaseClassType, typename ClassType>
bool FactoryObjectItem<BaseClassType,ClassType>::load()
{
  this->instantiateObjectFunc = &instantiateObject<BaseClassType, ClassType>;
  return true;
}

//----------------------------------------------------------------------------
template<typename BaseClassType, typename ClassType>
BaseClassType* FactoryObjectItem<BaseClassType,ClassType>::instanciator()
{
  return this->instantiateObjectFunc();
}

//----------------------------------------------------------------------------
// AbstractObjectFactory methods

//-----------------------------------------------------------------------------
template<typename BaseClassType>
AbstractObjectFactory<BaseClassType>::AbstractObjectFactory()
:AbstractFactory<BaseClassType>()
{
}

//-----------------------------------------------------------------------------
template<typename BaseClassType>
template<typename ClassType>
bool AbstractObjectFactory<BaseClassType>::registerObject(const QString& key)
{
  QString description = QString("Attempt to register \"%1\"").arg(key);
  if (this->item(key))
    {
    this->displayStatusMessage(QtWarningMsg, description, "Already registered", this->verbose());
    return false;
    }

  if (this->sharedItem(key))
    {
    this->displayStatusMessage(QtDebugMsg, description,
                               "Already registered in other factory", this->verbose());
    return false;
    }
  QSharedPointer<FactoryObjectItem<BaseClassType, ClassType> > objectItem =
    QSharedPointer<FactoryObjectItem<BaseClassType, ClassType> >(
      new FactoryObjectItem<BaseClassType, ClassType>());
  objectItem->setVerbose(this->verbose());
  return this->registerItem(key, objectItem);
}

#endif
